[xcache-common] ;; install as extension, make sure your extension_dir setting is correct extension = xcache.so ;; or install as zend extension, normally "$extension_dir/xcache.so" ; zend_extension = /usr/local/lib/php/extensions/non-debug-non-zts-xxx/xcache.so ; required for >=php5.1 if you turn xcache on auto_globals_jit = Off [xcache] ; ini only settings, all the values here is default ; to disable: xcache.size=0 ; to enable : xcache.size=any size > 0 and your system mmap allows xcache.size = 0 ; uncomment and set to cpu count (cat /proc/cpuinfo |grep -c processor) xcache.count = 1 ; just a hash hints, you can always store count(entries) > slots xcache.slots = 8K ; same as aboves but for variable cache xcache.var_size = 0 xcache.var_count = 1 xcache.var_slots = 8K xcache.test = Off ; N/A for /dev/zero xcache.readonly_protection = Off ; uncomment and change to "/tmp/xcache" for readonly protection xcache.mmap_path = "/dev/zero" ; leave it blank(disabled) or "/tmp/phpcore/" ; make sure it's writable xcache.coredump_directory = "" ; pre request settings xcache.cacher = On xcache.optimizer = Off